Remove const from `const int loops`.

bench/ColorCubeBench.cpp

Index: bench/ColorCubeBench.cpp
diff --git a/bench/ColorCubeBench.cpp b/bench/ColorCubeBench.cpp
index ec0a47b5c6a72c9c02aa77b1e9d6423ce6b531fd..55d17261669e2b42d7f3ca26c95d8f7ababbeb7e 100644
--- a/bench/ColorCubeBench.cpp
+++ b/bench/ColorCubeBench.cpp
@@ -38,7 +38,7 @@ protected:
         }
     }
 
-    void onDraw(const int loops, SkCanvas* canvas) override {
+    void onDraw(int loops, SkCanvas* canvas) override {
         this->test(loops, canvas);
     }
 
@@ -93,7 +93,7 @@ private:
         }
     }
 
-    void test(const int loops, SkCanvas* canvas) {
+    void test(int loops, SkCanvas* canvas) {
         SkPaint paint;
         for (int i = 0; i < loops; i++) {
             SkAutoTUnref<SkColorFilter> colorCube(